// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef V8_INSPECTOR_V8_CONSOLE_H_
#define V8_INSPECTOR_V8_CONSOLE_H_

#include "src/base/macros.h"

#include "include/v8.h"
#include "src/debug/interface-types.h"

namespace v8_inspector {

class InspectedContext;
class V8InspectorImpl;

// Console API
// https://console.spec.whatwg.org/#console-namespace
class V8Console : public v8::debug::ConsoleDelegate {
public:
    v8::Local<v8::Object> createCommandLineAPI(v8::Local<v8::Context> context,
        int sessionId);
    void installMemoryGetter(v8::Local<v8::Context> context,
        v8::Local<v8::Object> console);

    class CommandLineAPIScope {
    public:
        CommandLineAPIScope(v8::Local<v8::Context>,
            v8::Local<v8::Object> commandLineAPI,
            v8::Local<v8::Object> global);
        ~CommandLineAPIScope();

    private:
        static void accessorGetterCallback(
            v8::Local<v8::Name>, const v8::PropertyCallbackInfo<v8::Value>&);
        static void accessorSetterCallback(v8::Local<v8::Name>,
            v8::Local<v8::Value>,
            const v8::PropertyCallbackInfo<void>&);

        v8::Local<v8::Context> m_context;
        v8::Local<v8::Object> m_commandLineAPI;
        v8::Local<v8::Object> m_global;
        v8::Local<v8::Set> m_installedMethods;
        bool m_cleanup;

        DISALLOW_COPY_AND_ASSIGN(CommandLineAPIScope);
    };

    explicit V8Console(V8InspectorImpl* inspector);

private:
    void Debug(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void Error(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void Info(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void Log(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void Warn(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void Dir(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void DirXml(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void Table(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void Trace(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void Group(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void GroupCollapsed(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void GroupEnd(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void Clear(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void Count(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void CountReset(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void Assert(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void Profile(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void ProfileEnd(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void Time(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void TimeLog(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void TimeEnd(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;
    void TimeStamp(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext& consoleContext) override;

    template <void (V8Console::*func)(const v8::FunctionCallbackInfo<v8::Value>&)>
    static void call(const v8::FunctionCallbackInfo<v8::Value>& info)
    {
        V8Console* console = static_cast<V8Console*>(info.Data().As<v8::External>()->Value());
        (console->*func)(info);
    }
    using CommandLineAPIData = std::pair<V8Console*, int>;
    template <void (V8Console::*func)(const v8::FunctionCallbackInfo<v8::Value>&,
        int)>
    static void call(const v8::FunctionCallbackInfo<v8::Value>& info)
    {
        CommandLineAPIData* data = static_cast<CommandLineAPIData*>(
            info.Data().As<v8::ArrayBuffer>()->GetContents().Data());
        (data->first->*func)(info, data->second);
    }
    template <void (V8Console::*func)(const v8::debug::ConsoleCallArguments&,
        const v8::debug::ConsoleContext&)>
    static void call(const v8::FunctionCallbackInfo<v8::Value>& info)
    {
        CommandLineAPIData* data = static_cast<CommandLineAPIData*>(
            info.Data().As<v8::ArrayBuffer>()->GetContents().Data());
        v8::debug::ConsoleCallArguments args(info);
        (data->first->*func)(args, v8::debug::ConsoleContext());
    }

    // TODO(foolip): There is no spec for the Memory Info API, see blink-dev:
    // https://groups.google.com/a/chromium.org/d/msg/blink-dev/g5YRCGpC9vs/b4OJz71NmPwJ
    void memoryGetterCallback(const v8::FunctionCallbackInfo<v8::Value>&);
    void memorySetterCallback(const v8::FunctionCallbackInfo<v8::Value>&);

    // CommandLineAPI
    void keysCallback(const v8::FunctionCallbackInfo<v8::Value>&, int sessionId);
    void valuesCallback(const v8::FunctionCallbackInfo<v8::Value>&,
        int sessionId);
    void debugFunctionCallback(const v8::FunctionCallbackInfo<v8::Value>&,
        int sessionId);
    void undebugFunctionCallback(const v8::FunctionCallbackInfo<v8::Value>&,
        int sessionId);
    void monitorFunctionCallback(const v8::FunctionCallbackInfo<v8::Value>&,
        int sessionId);
    void unmonitorFunctionCallback(const v8::FunctionCallbackInfo<v8::Value>&,
        int sessionId);
    void lastEvaluationResultCallback(const v8::FunctionCallbackInfo<v8::Value>&,
        int sessionId);
    void inspectCallback(const v8::FunctionCallbackInfo<v8::Value>&,
        int sessionId);
    void copyCallback(const v8::FunctionCallbackInfo<v8::Value>&, int sessionId);
    void inspectedObject(const v8::FunctionCallbackInfo<v8::Value>&,
        int sessionId, unsigned num);
    void inspectedObject0(const v8::FunctionCallbackInfo<v8::Value>& info,
        int sessionId)
    {
        inspectedObject(info, sessionId, 0);
    }
    void inspectedObject1(const v8::FunctionCallbackInfo<v8::Value>& info,
        int sessionId)
    {
        inspectedObject(info, sessionId, 1);
    }
    void inspectedObject2(const v8::FunctionCallbackInfo<v8::Value>& info,
        int sessionId)
    {
        inspectedObject(info, sessionId, 2);
    }
    void inspectedObject3(const v8::FunctionCallbackInfo<v8::Value>& info,
        int sessionId)
    {
        inspectedObject(info, sessionId, 3);
    }
    void inspectedObject4(const v8::FunctionCallbackInfo<v8::Value>& info,
        int sessionId)
    {
        inspectedObject(info, sessionId, 4);
    }
    void queryObjectsCallback(const v8::FunctionCallbackInfo<v8::Value>& info,
        int sessionId);

    V8InspectorImpl* m_inspector;
};

} // namespace v8_inspector

#endif // V8_INSPECTOR_V8_CONSOLE_H_
